Answers for "javascript check if item is in dictionary"

javascript hashtable contains key

if (obj.hasOwnProperty("key1")) {
  ...
}

Posted by: Guest on March-01-2020

how to check if a key is present in a dictionary in js

"key" in obj // true, regardless of the actual value

Posted by: Guest on March-31-2021

js check if object key exists

"key" in obj // true, regardless of the actual value

Posted by: Guest on July-23-2020

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